/Engine/Plugins/2D/Paper2D/Source/Paper2D/Classes/PaperGroupedSpriteComponent.h
Creates a body instance for the specified instance data if that sprite has defined collision
[FBodyInstance](API\Runtime\Engine\PhysicsEngine\FBodyInstance) * InitInstanceBody ( int32 InstanceIndex, const [FSpriteInstanceData](API\Plugins\Paper2D\FSpriteInstanceData) & InstanceData, FPhysScene * PhysScene )